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<a id='TOP' name='TOP'></a><h2 class='header'><a href='../mains.html'>root</a>/<a href='../files/lib.html'>lib</a>/<a href='../files/lib--widget.html'>widget</a>/rect.c</h2>
<em class='comment'>/* <img class='icon' src='../icons/n_left.png' alt='[previous]' /><img class='icon' src='../icons/n_right.png' alt='[next]' /><a href='#L62'><img class='icon' src='../icons/first.png' alt='[first]' /></a><a href='#L226'><img class='icon' src='../icons/last.png' alt='[last]' /></a><img class='icon' src='../icons/n_top.png' alt='[top]' /><a href='#BOTTOM'><img class='icon' src='../icons/bottom.png' alt='[bottom]' /></a><a href='../mains.html'><img class='icon' src='../icons/index.png' alt='[index]' /></a><a href='../help.html'><img class='icon' src='../icons/help.png' alt='[help]' /></a>&nbsp;<input type='text' readonly onfocus='this.select();' value='+1 lib/widget/rect.c'  /> */</em>
<hr />
<h2 class='header'>DEFINITIONS</h2>
This source file includes following definitions.
<ol>
<li><a href='#L62' title='Defined at 62.'>rect_new</a></li>
<li><a href='#L86' title='Defined at 86.'>rect_init</a></li>
<li><a href='#L104' title='Defined at 104.'>rect_move</a></li>
<li><a href='#L120' title='Defined at 120.'>rect_resize</a></li>
<li><a href='#L138' title='Defined at 138.'>rect_intersect</a></li>
<li><a href='#L174' title='Defined at 174.'>rect_union</a></li>
<li><a href='#L209' title='Defined at 209.'>rects_are_overlapped</a></li>
<li><a href='#L226' title='Defined at 226.'>rects_are_equal</a></li>
</ol>
<hr />
<pre>
<a id='L1' name='L1'></a>   1 <em class='comment'>/* Rectangular class for Midnight Commander widgets</em>
<a id='L2' name='L2'></a>   2 <em class='comment'></em>
<a id='L3' name='L3'></a>   3 <em class='comment'>   Copyright (C) 2020</em>
<a id='L4' name='L4'></a>   4 <em class='comment'>   The Free Software Foundation, Inc.</em>
<a id='L5' name='L5'></a>   5 <em class='comment'></em>
<a id='L6' name='L6'></a>   6 <em class='comment'>   Written by:</em>
<a id='L7' name='L7'></a>   7 <em class='comment'>   Andrew Borodin &lt;aborodin@vmail.ru&gt;, 2020</em>
<a id='L8' name='L8'></a>   8 <em class='comment'></em>
<a id='L9' name='L9'></a>   9 <em class='comment'>   This file is part of the Midnight Commander.</em>
<a id='L10' name='L10'></a>  10 <em class='comment'></em>
<a id='L11' name='L11'></a>  11 <em class='comment'>   The Midnight Commander is free software: you can redistribute it</em>
<a id='L12' name='L12'></a>  12 <em class='comment'>   and/or modify it under the terms of the GNU General Public License as</em>
<a id='L13' name='L13'></a>  13 <em class='comment'>   published by the Free Software Foundation, either version 3 of the License,</em>
<a id='L14' name='L14'></a>  14 <em class='comment'>   or (at your option) any later version.</em>
<a id='L15' name='L15'></a>  15 <em class='comment'></em>
<a id='L16' name='L16'></a>  16 <em class='comment'>   The Midnight Commander is distributed in the hope that it will be useful,</em>
<a id='L17' name='L17'></a>  17 <em class='comment'>   but WITHOUT ANY WARRANTY; without even the implied warranty of</em>
<a id='L18' name='L18'></a>  18 <em class='comment'>   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the</em>
<a id='L19' name='L19'></a>  19 <em class='comment'>   GNU General Public License for more details.</em>
<a id='L20' name='L20'></a>  20 <em class='comment'></em>
<a id='L21' name='L21'></a>  21 <em class='comment'>   You should have received a copy of the GNU General Public License</em>
<a id='L22' name='L22'></a>  22 <em class='comment'>   along with this program.  If not, see &lt;http://www.gnu.org/licenses/&gt;.</em>
<a id='L23' name='L23'></a>  23 <em class='comment'> */</em>
<a id='L24' name='L24'></a>  24 
<a id='L25' name='L25'></a>  25 <em class='comment'>/** \file widget-common.c</em>
<a id='L26' name='L26'></a>  26 <em class='comment'> *  \brief Source: shared stuff of widgets</em>
<a id='L27' name='L27'></a>  27 <em class='comment'> */</em>
<a id='L28' name='L28'></a>  28 
<a id='L29' name='L29'></a>  29 <em class='sharp'>#include</em> &lt;config.h&gt;
<a id='L30' name='L30'></a>  30 
<a id='L31' name='L31'></a>  31 <em class='sharp'>#include</em> &lt;stdlib.h&gt;
<a id='L32' name='L32'></a>  32 
<a id='L33' name='L33'></a>  33 <em class='sharp'>#include</em> "<a href='lib--global.h.html'>lib/global.h</a>"
<a id='L34' name='L34'></a>  34 
<a id='L35' name='L35'></a>  35 <em class='sharp'>#include</em> "<a href='lib--widget--rect.h.html'>rect.h</a>"
<a id='L36' name='L36'></a>  36 
<a id='L37' name='L37'></a>  37 <em class='comment'>/*** global variables ****************************************************************************/</em>
<a id='L38' name='L38'></a>  38 
<a id='L39' name='L39'></a>  39 <em class='comment'>/*** file scope macro definitions ****************************************************************/</em>
<a id='L40' name='L40'></a>  40 
<a id='L41' name='L41'></a>  41 <em class='comment'>/*** file scope type declarations ****************************************************************/</em>
<a id='L42' name='L42'></a>  42 
<a id='L43' name='L43'></a>  43 <em class='comment'>/*** file scope variables ************************************************************************/</em>
<a id='L44' name='L44'></a>  44 
<a id='L45' name='L45'></a>  45 <em class='comment'>/*** file scope functions ************************************************************************/</em>
<a id='L46' name='L46'></a>  46 
<a id='L47' name='L47'></a>  47 <em class='comment'>/* --------------------------------------------------------------------------------------------- */</em>
<a id='L48' name='L48'></a>  48 <em class='comment'>/*** public functions ****************************************************************************/</em>
<a id='L49' name='L49'></a>  49 <em class='comment'>/* --------------------------------------------------------------------------------------------- */</em>
<a id='L50' name='L50'></a>  50 <em class='comment'>/**</em>
<a id='L51' name='L51'></a>  51 <em class='comment'>  * Create new WRect object.</em>
<a id='L52' name='L52'></a>  52 <em class='comment'>  *</em>
<a id='L53' name='L53'></a>  53 <em class='comment'>  * @param y y-coordinate of left-up corner</em>
<a id='L54' name='L54'></a>  54 <em class='comment'>  * @param x x-coordinate of left-up corner</em>
<a id='L55' name='L55'></a>  55 <em class='comment'>  * @param lines heigth</em>
<a id='L56' name='L56'></a>  56 <em class='comment'>  * @param cols width</em>
<a id='L57' name='L57'></a>  57 <em class='comment'>  *</em>
<a id='L58' name='L58'></a>  58 <em class='comment'>  * @return newly allocated WRect object.</em>
<a id='L59' name='L59'></a>  59 <em class='comment'>  */</em>
<a id='L60' name='L60'></a>  60 
<a id='L61' name='L61'></a>  61 <a href='../D/WRect.html' title='Multiple defined in 2 places.'>WRect</a> *
<a id='L62' name='L62'></a>  62 <a href='../S/lib--widget--rect.h.html#L33' title='Referred from 33 in lib/widget/rect.h.'>rect_new</a> (<strong class='reserved'>int</strong> <a href='../Y/y.html' title='Multiple used in 658 places.'>y</a>, <strong class='reserved'>int</strong> <a href='../Y/x.html' title='Multiple used in 769 places.'>x</a>, <strong class='reserved'>int</strong> <a href='../Y/lines.html' title='Multiple used in 415 places.'>lines</a>, <strong class='reserved'>int</strong> <a href='../Y/cols.html' title='Multiple used in 503 places.'>cols</a>)
     <em class='comment'>/* <img class='icon' src='../icons/n_left.png' alt='[previous]' /><a href='#L86'><img class='icon' src='../icons/right.png' alt='[next]' /></a><img class='icon' src='../icons/n_first.png' alt='[first]' /><a href='#L226'><img class='icon' src='../icons/last.png' alt='[last]' /></a><a href='#TOP'><img class='icon' src='../icons/top.png' alt='[top]' /></a><a href='#BOTTOM'><img class='icon' src='../icons/bottom.png' alt='[bottom]' /></a><a href='../mains.html'><img class='icon' src='../icons/index.png' alt='[index]' /></a><a href='../help.html'><img class='icon' src='../icons/help.png' alt='[help]' /></a>&nbsp;<input type='text' readonly onfocus='this.select();' value='+62 lib/widget/rect.c'  /> */</em>
<a id='L63' name='L63'></a>  63 <em class='brace'>{</em>
<a id='L64' name='L64'></a>  64     <a href='../D/WRect.html' title='Multiple defined in 2 places.'>WRect</a> *<a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>;
<a id='L65' name='L65'></a>  65 
<a id='L66' name='L66'></a>  66     <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a> = <a href='../Y/g_try_new.html' title='Multiple used in 7 places.'>g_try_new</a> (<a href='../D/WRect.html' title='Multiple defined in 2 places.'>WRect</a>, 1);
<a id='L67' name='L67'></a>  67 
<a id='L68' name='L68'></a>  68     <strong class='reserved'>if</strong> (<a href='../Y/r.html' title='Multiple used in 354 places.'>r</a> != <a href='../Y/NULL.html' title='Multiple used in 5646 places.'>NULL</a>)
<a id='L69' name='L69'></a>  69         <a href='../S/lib--widget--rect.c.html#L86' title='Defined at 86 in lib/widget/rect.c.'>rect_init</a> (<a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>, <a href='../Y/y.html' title='Multiple used in 658 places.'>y</a>, <a href='../Y/x.html' title='Multiple used in 769 places.'>x</a>, <a href='../Y/lines.html' title='Multiple used in 415 places.'>lines</a>, <a href='../Y/cols.html' title='Multiple used in 503 places.'>cols</a>);
<a id='L70' name='L70'></a>  70 
<a id='L71' name='L71'></a>  71     <strong class='reserved'>return</strong> <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>;
<a id='L72' name='L72'></a>  72 <em class='brace'>}</em>
<a id='L73' name='L73'></a>  73 
<a id='L74' name='L74'></a>  74 <em class='comment'>/* --------------------------------------------------------------------------------------------- */</em>
<a id='L75' name='L75'></a>  75 <em class='comment'>/**</em>
<a id='L76' name='L76'></a>  76 <em class='comment'>  * Initialize WRect object.</em>
<a id='L77' name='L77'></a>  77 <em class='comment'>  *</em>
<a id='L78' name='L78'></a>  78 <em class='comment'>  * @param r WRect object</em>
<a id='L79' name='L79'></a>  79 <em class='comment'>  * @param y y-coordinate of left-up corner</em>
<a id='L80' name='L80'></a>  80 <em class='comment'>  * @param x x-coordinate of left-up corner</em>
<a id='L81' name='L81'></a>  81 <em class='comment'>  * @param lines heigth</em>
<a id='L82' name='L82'></a>  82 <em class='comment'>  * @param cols width</em>
<a id='L83' name='L83'></a>  83 <em class='comment'>  */</em>
<a id='L84' name='L84'></a>  84 
<a id='L85' name='L85'></a>  85 <strong class='reserved'>void</strong>
<a id='L86' name='L86'></a>  86 <a href='../R/rect_init.html' title='Multiple referred from 11 places.'>rect_init</a> (<a href='../D/WRect.html' title='Multiple defined in 2 places.'>WRect</a> * <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>, <strong class='reserved'>int</strong> <a href='../Y/y.html' title='Multiple used in 658 places.'>y</a>, <strong class='reserved'>int</strong> <a href='../Y/x.html' title='Multiple used in 769 places.'>x</a>, <strong class='reserved'>int</strong> <a href='../Y/lines.html' title='Multiple used in 415 places.'>lines</a>, <strong class='reserved'>int</strong> <a href='../Y/cols.html' title='Multiple used in 503 places.'>cols</a>)
     <em class='comment'>/* <a href='#L62'><img class='icon' src='../icons/left.png' alt='[previous]' /></a><a href='#L104'><img class='icon' src='../icons/right.png' alt='[next]' /></a><a href='#L62'><img class='icon' src='../icons/first.png' alt='[first]' /></a><a href='#L226'><img class='icon' src='../icons/last.png' alt='[last]' /></a><a href='#TOP'><img class='icon' src='../icons/top.png' alt='[top]' /></a><a href='#BOTTOM'><img class='icon' src='../icons/bottom.png' alt='[bottom]' /></a><a href='../mains.html'><img class='icon' src='../icons/index.png' alt='[index]' /></a><a href='../help.html'><img class='icon' src='../icons/help.png' alt='[help]' /></a>&nbsp;<input type='text' readonly onfocus='this.select();' value='+86 lib/widget/rect.c'  /> */</em>
<a id='L87' name='L87'></a>  87 <em class='brace'>{</em>
<a id='L88' name='L88'></a>  88     <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>-&gt;<a href='../Y/y.html' title='Multiple used in 658 places.'>y</a> = <a href='../Y/y.html' title='Multiple used in 658 places.'>y</a>;
<a id='L89' name='L89'></a>  89     <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>-&gt;<a href='../Y/x.html' title='Multiple used in 769 places.'>x</a> = <a href='../Y/x.html' title='Multiple used in 769 places.'>x</a>;
<a id='L90' name='L90'></a>  90     <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>-&gt;<a href='../Y/lines.html' title='Multiple used in 415 places.'>lines</a> = <a href='../Y/lines.html' title='Multiple used in 415 places.'>lines</a>;
<a id='L91' name='L91'></a>  91     <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>-&gt;<a href='../Y/cols.html' title='Multiple used in 503 places.'>cols</a> = <a href='../Y/cols.html' title='Multiple used in 503 places.'>cols</a>;
<a id='L92' name='L92'></a>  92 <em class='brace'>}</em>
<a id='L93' name='L93'></a>  93 
<a id='L94' name='L94'></a>  94 <em class='comment'>/* --------------------------------------------------------------------------------------------- */</em>
<a id='L95' name='L95'></a>  95 <em class='comment'>/**</em>
<a id='L96' name='L96'></a>  96 <em class='comment'>  * Change position of rectangle area.</em>
<a id='L97' name='L97'></a>  97 <em class='comment'>  *</em>
<a id='L98' name='L98'></a>  98 <em class='comment'>  * @param r WRect object</em>
<a id='L99' name='L99'></a>  99 <em class='comment'>  * @param dy y-shift of left-up corner</em>
<a id='L100' name='L100'></a> 100 <em class='comment'>  * @param dx x-shift of left-up corner</em>
<a id='L101' name='L101'></a> 101 <em class='comment'>  */</em>
<a id='L102' name='L102'></a> 102 
<a id='L103' name='L103'></a> 103 <strong class='reserved'>void</strong>
<a id='L104' name='L104'></a> 104 <a href='../S/lib--widget--rect.h.html#L35' title='Referred from 35 in lib/widget/rect.h.'>rect_move</a> (<a href='../D/WRect.html' title='Multiple defined in 2 places.'>WRect</a> * <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>, <strong class='reserved'>int</strong> <a href='../Y/dy.html' title='Multiple used in 3 places.'>dy</a>, <strong class='reserved'>int</strong> <a href='../Y/dx.html' title='Multiple used in 5 places.'>dx</a>)
     <em class='comment'>/* <a href='#L86'><img class='icon' src='../icons/left.png' alt='[previous]' /></a><a href='#L120'><img class='icon' src='../icons/right.png' alt='[next]' /></a><a href='#L62'><img class='icon' src='../icons/first.png' alt='[first]' /></a><a href='#L226'><img class='icon' src='../icons/last.png' alt='[last]' /></a><a href='#TOP'><img class='icon' src='../icons/top.png' alt='[top]' /></a><a href='#BOTTOM'><img class='icon' src='../icons/bottom.png' alt='[bottom]' /></a><a href='../mains.html'><img class='icon' src='../icons/index.png' alt='[index]' /></a><a href='../help.html'><img class='icon' src='../icons/help.png' alt='[help]' /></a>&nbsp;<input type='text' readonly onfocus='this.select();' value='+104 lib/widget/rect.c'  /> */</em>
<a id='L105' name='L105'></a> 105 <em class='brace'>{</em>
<a id='L106' name='L106'></a> 106     <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>-&gt;<a href='../Y/y.html' title='Multiple used in 658 places.'>y</a> += <a href='../Y/dy.html' title='Multiple used in 3 places.'>dy</a>;
<a id='L107' name='L107'></a> 107     <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>-&gt;<a href='../Y/x.html' title='Multiple used in 769 places.'>x</a> += <a href='../Y/dx.html' title='Multiple used in 5 places.'>dx</a>;
<a id='L108' name='L108'></a> 108 <em class='brace'>}</em>
<a id='L109' name='L109'></a> 109 
<a id='L110' name='L110'></a> 110 <em class='comment'>/* --------------------------------------------------------------------------------------------- */</em>
<a id='L111' name='L111'></a> 111 <em class='comment'>/**</em>
<a id='L112' name='L112'></a> 112 <em class='comment'>  * Change size of rectangle area.</em>
<a id='L113' name='L113'></a> 113 <em class='comment'>  *</em>
<a id='L114' name='L114'></a> 114 <em class='comment'>  * @param r WRect object</em>
<a id='L115' name='L115'></a> 115 <em class='comment'>  * @param dl change size value of heigth</em>
<a id='L116' name='L116'></a> 116 <em class='comment'>  * @param dc change size value of width</em>
<a id='L117' name='L117'></a> 117 <em class='comment'>  */</em>
<a id='L118' name='L118'></a> 118 
<a id='L119' name='L119'></a> 119 <strong class='reserved'>void</strong>
<a id='L120' name='L120'></a> 120 <a href='../S/lib--widget--rect.h.html#L36' title='Referred from 36 in lib/widget/rect.h.'>rect_resize</a> (<a href='../D/WRect.html' title='Multiple defined in 2 places.'>WRect</a> * <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>, <strong class='reserved'>int</strong> <a href='../Y/dl.html' title='Multiple used in 7 places.'>dl</a>, <strong class='reserved'>int</strong> <a href='../Y/dc.html' title='Multiple used in 4 places.'>dc</a>)
     <em class='comment'>/* <a href='#L104'><img class='icon' src='../icons/left.png' alt='[previous]' /></a><a href='#L138'><img class='icon' src='../icons/right.png' alt='[next]' /></a><a href='#L62'><img class='icon' src='../icons/first.png' alt='[first]' /></a><a href='#L226'><img class='icon' src='../icons/last.png' alt='[last]' /></a><a href='#TOP'><img class='icon' src='../icons/top.png' alt='[top]' /></a><a href='#BOTTOM'><img class='icon' src='../icons/bottom.png' alt='[bottom]' /></a><a href='../mains.html'><img class='icon' src='../icons/index.png' alt='[index]' /></a><a href='../help.html'><img class='icon' src='../icons/help.png' alt='[help]' /></a>&nbsp;<input type='text' readonly onfocus='this.select();' value='+120 lib/widget/rect.c'  /> */</em>
<a id='L121' name='L121'></a> 121 <em class='brace'>{</em>
<a id='L122' name='L122'></a> 122     <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>-&gt;<a href='../Y/lines.html' title='Multiple used in 415 places.'>lines</a> += <a href='../Y/dl.html' title='Multiple used in 7 places.'>dl</a>;
<a id='L123' name='L123'></a> 123     <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>-&gt;<a href='../Y/cols.html' title='Multiple used in 503 places.'>cols</a> += <a href='../Y/dc.html' title='Multiple used in 4 places.'>dc</a>;
<a id='L124' name='L124'></a> 124 <em class='brace'>}</em>
<a id='L125' name='L125'></a> 125 
<a id='L126' name='L126'></a> 126 <em class='comment'>/* --------------------------------------------------------------------------------------------- */</em>
<a id='L127' name='L127'></a> 127 <em class='comment'>/**</em>
<a id='L128' name='L128'></a> 128 <em class='comment'>  * Calculates the intersection of two rectangle areas.</em>
<a id='L129' name='L129'></a> 129 <em class='comment'>  * The resulting rectangle is the largest rectangle which contains intersection of rectangle areas.</em>
<a id='L130' name='L130'></a> 130 <em class='comment'>  *</em>
<a id='L131' name='L131'></a> 131 <em class='comment'>  * @param r first WRect object</em>
<a id='L132' name='L132'></a> 132 <em class='comment'>  * @param r1 second WRect object</em>
<a id='L133' name='L133'></a> 133 <em class='comment'>  *</em>
<a id='L134' name='L134'></a> 134 <em class='comment'>  * The resulting rectangle is stored in r.</em>
<a id='L135' name='L135'></a> 135 <em class='comment'>  */</em>
<a id='L136' name='L136'></a> 136 
<a id='L137' name='L137'></a> 137 <strong class='reserved'>void</strong>
<a id='L138' name='L138'></a> 138 <a href='../S/lib--widget--rect.h.html#L37' title='Referred from 37 in lib/widget/rect.h.'>rect_intersect</a> (<a href='../D/WRect.html' title='Multiple defined in 2 places.'>WRect</a> * <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>, <strong class='reserved'>const</strong> <a href='../D/WRect.html' title='Multiple defined in 2 places.'>WRect</a> * <a href='../Y/r1.html' title='Multiple used in 21 places.'>r1</a>)
     <em class='comment'>/* <a href='#L120'><img class='icon' src='../icons/left.png' alt='[previous]' /></a><a href='#L174'><img class='icon' src='../icons/right.png' alt='[next]' /></a><a href='#L62'><img class='icon' src='../icons/first.png' alt='[first]' /></a><a href='#L226'><img class='icon' src='../icons/last.png' alt='[last]' /></a><a href='#TOP'><img class='icon' src='../icons/top.png' alt='[top]' /></a><a href='#BOTTOM'><img class='icon' src='../icons/bottom.png' alt='[bottom]' /></a><a href='../mains.html'><img class='icon' src='../icons/index.png' alt='[index]' /></a><a href='../help.html'><img class='icon' src='../icons/help.png' alt='[help]' /></a>&nbsp;<input type='text' readonly onfocus='this.select();' value='+138 lib/widget/rect.c'  /> */</em>
<a id='L139' name='L139'></a> 139 <em class='brace'>{</em>
<a id='L140' name='L140'></a> 140     <strong class='reserved'>int</strong> <a href='../Y/y.html' title='Multiple used in 658 places.'>y</a>, <a href='../Y/x.html' title='Multiple used in 769 places.'>x</a>;
<a id='L141' name='L141'></a> 141     <strong class='reserved'>int</strong> <a href='../Y/y1.html' title='Multiple used in 58 places.'>y1</a>, <a href='../Y/x1.html' title='Multiple used in 66 places.'>x1</a>;
<a id='L142' name='L142'></a> 142 
<a id='L143' name='L143'></a> 143     <em class='comment'>/* right-down corners */</em>
<a id='L144' name='L144'></a> 144     <a href='../Y/y.html' title='Multiple used in 658 places.'>y</a> = <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>-&gt;<a href='../Y/y.html' title='Multiple used in 658 places.'>y</a> + <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>-&gt;<a href='../Y/lines.html' title='Multiple used in 415 places.'>lines</a>;
<a id='L145' name='L145'></a> 145     <a href='../Y/x.html' title='Multiple used in 769 places.'>x</a> = <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>-&gt;<a href='../Y/x.html' title='Multiple used in 769 places.'>x</a> + <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>-&gt;<a href='../Y/cols.html' title='Multiple used in 503 places.'>cols</a>;
<a id='L146' name='L146'></a> 146     <a href='../Y/y1.html' title='Multiple used in 58 places.'>y1</a> = <a href='../Y/r1.html' title='Multiple used in 21 places.'>r1</a>-&gt;<a href='../Y/y.html' title='Multiple used in 658 places.'>y</a> + <a href='../Y/r1.html' title='Multiple used in 21 places.'>r1</a>-&gt;<a href='../Y/lines.html' title='Multiple used in 415 places.'>lines</a>;
<a id='L147' name='L147'></a> 147     <a href='../Y/x1.html' title='Multiple used in 66 places.'>x1</a> = <a href='../Y/r1.html' title='Multiple used in 21 places.'>r1</a>-&gt;<a href='../Y/x.html' title='Multiple used in 769 places.'>x</a> + <a href='../Y/r1.html' title='Multiple used in 21 places.'>r1</a>-&gt;<a href='../Y/cols.html' title='Multiple used in 503 places.'>cols</a>;
<a id='L148' name='L148'></a> 148 
<a id='L149' name='L149'></a> 149     <em class='comment'>/* right-down corner of intersection */</em>
<a id='L150' name='L150'></a> 150     <a href='../Y/y.html' title='Multiple used in 658 places.'>y</a> = <a href='../D/MIN.html' title='Multiple defined in 2 places.'>MIN</a> (<a href='../Y/y.html' title='Multiple used in 658 places.'>y</a>, <a href='../Y/y1.html' title='Multiple used in 58 places.'>y1</a>);
<a id='L151' name='L151'></a> 151     <a href='../Y/x.html' title='Multiple used in 769 places.'>x</a> = <a href='../D/MIN.html' title='Multiple defined in 2 places.'>MIN</a> (<a href='../Y/x.html' title='Multiple used in 769 places.'>x</a>, <a href='../Y/x1.html' title='Multiple used in 66 places.'>x1</a>);
<a id='L152' name='L152'></a> 152 
<a id='L153' name='L153'></a> 153     <em class='comment'>/* left-up corner of intersection */</em>
<a id='L154' name='L154'></a> 154     <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>-&gt;<a href='../Y/y.html' title='Multiple used in 658 places.'>y</a> = <a href='../D/MAX.html' title='Multiple defined in 2 places.'>MAX</a> (<a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>-&gt;<a href='../Y/y.html' title='Multiple used in 658 places.'>y</a>, <a href='../Y/r1.html' title='Multiple used in 21 places.'>r1</a>-&gt;<a href='../Y/y.html' title='Multiple used in 658 places.'>y</a>);
<a id='L155' name='L155'></a> 155     <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>-&gt;<a href='../Y/x.html' title='Multiple used in 769 places.'>x</a> = <a href='../D/MAX.html' title='Multiple defined in 2 places.'>MAX</a> (<a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>-&gt;<a href='../Y/x.html' title='Multiple used in 769 places.'>x</a>, <a href='../Y/r1.html' title='Multiple used in 21 places.'>r1</a>-&gt;<a href='../Y/x.html' title='Multiple used in 769 places.'>x</a>);
<a id='L156' name='L156'></a> 156 
<a id='L157' name='L157'></a> 157     <em class='comment'>/* intersection sizes */</em>
<a id='L158' name='L158'></a> 158     <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>-&gt;<a href='../Y/lines.html' title='Multiple used in 415 places.'>lines</a> = <a href='../Y/y.html' title='Multiple used in 658 places.'>y</a> - <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>-&gt;<a href='../Y/y.html' title='Multiple used in 658 places.'>y</a>;
<a id='L159' name='L159'></a> 159     <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>-&gt;<a href='../Y/cols.html' title='Multiple used in 503 places.'>cols</a> = <a href='../Y/x.html' title='Multiple used in 769 places.'>x</a> - <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>-&gt;<a href='../Y/x.html' title='Multiple used in 769 places.'>x</a>;
<a id='L160' name='L160'></a> 160 <em class='brace'>}</em>
<a id='L161' name='L161'></a> 161 
<a id='L162' name='L162'></a> 162 <em class='comment'>/* --------------------------------------------------------------------------------------------- */</em>
<a id='L163' name='L163'></a> 163 <em class='comment'>/**</em>
<a id='L164' name='L164'></a> 164 <em class='comment'>  * Calculates the union of two rectangle areas.</em>
<a id='L165' name='L165'></a> 165 <em class='comment'>  * The resulting rectangle is the largest rectangle which contains both rectangle areas.</em>
<a id='L166' name='L166'></a> 166 <em class='comment'>  *</em>
<a id='L167' name='L167'></a> 167 <em class='comment'>  * @param r first WRect object</em>
<a id='L168' name='L168'></a> 168 <em class='comment'>  * @param r1 second WRect object</em>
<a id='L169' name='L169'></a> 169 <em class='comment'>  *</em>
<a id='L170' name='L170'></a> 170 <em class='comment'>  * The resulting rectangle is stored in r.</em>
<a id='L171' name='L171'></a> 171 <em class='comment'>  */</em>
<a id='L172' name='L172'></a> 172 
<a id='L173' name='L173'></a> 173 <strong class='reserved'>void</strong>
<a id='L174' name='L174'></a> 174 <a href='../S/lib--widget--rect.h.html#L38' title='Referred from 38 in lib/widget/rect.h.'>rect_union</a> (<a href='../D/WRect.html' title='Multiple defined in 2 places.'>WRect</a> * <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>, <strong class='reserved'>const</strong> <a href='../D/WRect.html' title='Multiple defined in 2 places.'>WRect</a> * <a href='../Y/r1.html' title='Multiple used in 21 places.'>r1</a>)
     <em class='comment'>/* <a href='#L138'><img class='icon' src='../icons/left.png' alt='[previous]' /></a><a href='#L209'><img class='icon' src='../icons/right.png' alt='[next]' /></a><a href='#L62'><img class='icon' src='../icons/first.png' alt='[first]' /></a><a href='#L226'><img class='icon' src='../icons/last.png' alt='[last]' /></a><a href='#TOP'><img class='icon' src='../icons/top.png' alt='[top]' /></a><a href='#BOTTOM'><img class='icon' src='../icons/bottom.png' alt='[bottom]' /></a><a href='../mains.html'><img class='icon' src='../icons/index.png' alt='[index]' /></a><a href='../help.html'><img class='icon' src='../icons/help.png' alt='[help]' /></a>&nbsp;<input type='text' readonly onfocus='this.select();' value='+174 lib/widget/rect.c'  /> */</em>
<a id='L175' name='L175'></a> 175 <em class='brace'>{</em>
<a id='L176' name='L176'></a> 176     <strong class='reserved'>int</strong> <a href='../Y/x.html' title='Multiple used in 769 places.'>x</a>, <a href='../Y/y.html' title='Multiple used in 658 places.'>y</a>;
<a id='L177' name='L177'></a> 177     <strong class='reserved'>int</strong> <a href='../Y/x1.html' title='Multiple used in 66 places.'>x1</a>, <a href='../Y/y1.html' title='Multiple used in 58 places.'>y1</a>;
<a id='L178' name='L178'></a> 178 
<a id='L179' name='L179'></a> 179     <em class='comment'>/* right-down corners */</em>
<a id='L180' name='L180'></a> 180     <a href='../Y/y.html' title='Multiple used in 658 places.'>y</a> = <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>-&gt;<a href='../Y/y.html' title='Multiple used in 658 places.'>y</a> + <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>-&gt;<a href='../Y/lines.html' title='Multiple used in 415 places.'>lines</a>;
<a id='L181' name='L181'></a> 181     <a href='../Y/x.html' title='Multiple used in 769 places.'>x</a> = <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>-&gt;<a href='../Y/x.html' title='Multiple used in 769 places.'>x</a> + <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>-&gt;<a href='../Y/cols.html' title='Multiple used in 503 places.'>cols</a>;
<a id='L182' name='L182'></a> 182     <a href='../Y/y1.html' title='Multiple used in 58 places.'>y1</a> = <a href='../Y/r1.html' title='Multiple used in 21 places.'>r1</a>-&gt;<a href='../Y/y.html' title='Multiple used in 658 places.'>y</a> + <a href='../Y/r1.html' title='Multiple used in 21 places.'>r1</a>-&gt;<a href='../Y/lines.html' title='Multiple used in 415 places.'>lines</a>;
<a id='L183' name='L183'></a> 183     <a href='../Y/x1.html' title='Multiple used in 66 places.'>x1</a> = <a href='../Y/r1.html' title='Multiple used in 21 places.'>r1</a>-&gt;<a href='../Y/x.html' title='Multiple used in 769 places.'>x</a> + <a href='../Y/r1.html' title='Multiple used in 21 places.'>r1</a>-&gt;<a href='../Y/cols.html' title='Multiple used in 503 places.'>cols</a>;
<a id='L184' name='L184'></a> 184 
<a id='L185' name='L185'></a> 185     <em class='comment'>/* right-down corner of union */</em>
<a id='L186' name='L186'></a> 186     <a href='../Y/y.html' title='Multiple used in 658 places.'>y</a> = <a href='../D/MAX.html' title='Multiple defined in 2 places.'>MAX</a> (<a href='../Y/y.html' title='Multiple used in 658 places.'>y</a>, <a href='../Y/y1.html' title='Multiple used in 58 places.'>y1</a>);
<a id='L187' name='L187'></a> 187     <a href='../Y/x.html' title='Multiple used in 769 places.'>x</a> = <a href='../D/MAX.html' title='Multiple defined in 2 places.'>MAX</a> (<a href='../Y/x.html' title='Multiple used in 769 places.'>x</a>, <a href='../Y/x1.html' title='Multiple used in 66 places.'>x1</a>);
<a id='L188' name='L188'></a> 188 
<a id='L189' name='L189'></a> 189     <em class='comment'>/* left-up corner of union */</em>
<a id='L190' name='L190'></a> 190     <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>-&gt;<a href='../Y/y.html' title='Multiple used in 658 places.'>y</a> = <a href='../D/MIN.html' title='Multiple defined in 2 places.'>MIN</a> (<a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>-&gt;<a href='../Y/y.html' title='Multiple used in 658 places.'>y</a>, <a href='../Y/r1.html' title='Multiple used in 21 places.'>r1</a>-&gt;<a href='../Y/y.html' title='Multiple used in 658 places.'>y</a>);
<a id='L191' name='L191'></a> 191     <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>-&gt;<a href='../Y/x.html' title='Multiple used in 769 places.'>x</a> = <a href='../D/MIN.html' title='Multiple defined in 2 places.'>MIN</a> (<a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>-&gt;<a href='../Y/x.html' title='Multiple used in 769 places.'>x</a>, <a href='../Y/r1.html' title='Multiple used in 21 places.'>r1</a>-&gt;<a href='../Y/x.html' title='Multiple used in 769 places.'>x</a>);
<a id='L192' name='L192'></a> 192 
<a id='L193' name='L193'></a> 193     <em class='comment'>/* union sizes */</em>
<a id='L194' name='L194'></a> 194     <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>-&gt;<a href='../Y/lines.html' title='Multiple used in 415 places.'>lines</a> = <a href='../Y/y.html' title='Multiple used in 658 places.'>y</a> - <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>-&gt;<a href='../Y/y.html' title='Multiple used in 658 places.'>y</a>;
<a id='L195' name='L195'></a> 195     <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>-&gt;<a href='../Y/cols.html' title='Multiple used in 503 places.'>cols</a> = <a href='../Y/x.html' title='Multiple used in 769 places.'>x</a> - <a href='../Y/r.html' title='Multiple used in 354 places.'>r</a>-&gt;<a href='../Y/x.html' title='Multiple used in 769 places.'>x</a>;
<a id='L196' name='L196'></a> 196 <em class='brace'>}</em>
<a id='L197' name='L197'></a> 197 
<a id='L198' name='L198'></a> 198 <em class='comment'>/* --------------------------------------------------------------------------------------------- */</em>
<a id='L199' name='L199'></a> 199 <em class='comment'>/**</em>
<a id='L200' name='L200'></a> 200 <em class='comment'>  * Check whether two rectangle areas are overlapped or not.</em>
<a id='L201' name='L201'></a> 201 <em class='comment'>  *</em>
<a id='L202' name='L202'></a> 202 <em class='comment'>  * @param r1 WRect object</em>
<a id='L203' name='L203'></a> 203 <em class='comment'>  * @param r2 WRect object</em>
<a id='L204' name='L204'></a> 204 <em class='comment'>  *</em>
<a id='L205' name='L205'></a> 205 <em class='comment'>  * @return TRUE if rectangle areas are overlapped, FALSE otherwise.</em>
<a id='L206' name='L206'></a> 206 <em class='comment'>  */</em>
<a id='L207' name='L207'></a> 207 
<a id='L208' name='L208'></a> 208 <a href='../Y/gboolean.html' title='Multiple used in 1757 places.'>gboolean</a>
<a id='L209' name='L209'></a> 209 <a href='../S/lib--widget--rect.h.html#L39' title='Referred from 39 in lib/widget/rect.h.'>rects_are_overlapped</a> (<strong class='reserved'>const</strong> <a href='../D/WRect.html' title='Multiple defined in 2 places.'>WRect</a> * <a href='../Y/r1.html' title='Multiple used in 21 places.'>r1</a>, <strong class='reserved'>const</strong> <a href='../D/WRect.html' title='Multiple defined in 2 places.'>WRect</a> * <a href='../Y/r2.html' title='Multiple used in 12 places.'>r2</a>)
     <em class='comment'>/* <a href='#L174'><img class='icon' src='../icons/left.png' alt='[previous]' /></a><a href='#L226'><img class='icon' src='../icons/right.png' alt='[next]' /></a><a href='#L62'><img class='icon' src='../icons/first.png' alt='[first]' /></a><a href='#L226'><img class='icon' src='../icons/last.png' alt='[last]' /></a><a href='#TOP'><img class='icon' src='../icons/top.png' alt='[top]' /></a><a href='#BOTTOM'><img class='icon' src='../icons/bottom.png' alt='[bottom]' /></a><a href='../mains.html'><img class='icon' src='../icons/index.png' alt='[index]' /></a><a href='../help.html'><img class='icon' src='../icons/help.png' alt='[help]' /></a>&nbsp;<input type='text' readonly onfocus='this.select();' value='+209 lib/widget/rect.c'  /> */</em>
<a id='L210' name='L210'></a> 210 <em class='brace'>{</em>
<a id='L211' name='L211'></a> 211     <strong class='reserved'>return</strong> !((<a href='../Y/r2.html' title='Multiple used in 12 places.'>r2</a>-&gt;<a href='../Y/x.html' title='Multiple used in 769 places.'>x</a> &gt;= <a href='../Y/r1.html' title='Multiple used in 21 places.'>r1</a>-&gt;<a href='../Y/x.html' title='Multiple used in 769 places.'>x</a> + <a href='../Y/r1.html' title='Multiple used in 21 places.'>r1</a>-&gt;<a href='../Y/cols.html' title='Multiple used in 503 places.'>cols</a>) || (<a href='../Y/r1.html' title='Multiple used in 21 places.'>r1</a>-&gt;<a href='../Y/x.html' title='Multiple used in 769 places.'>x</a> &gt;= <a href='../Y/r2.html' title='Multiple used in 12 places.'>r2</a>-&gt;<a href='../Y/x.html' title='Multiple used in 769 places.'>x</a> + <a href='../Y/r2.html' title='Multiple used in 12 places.'>r2</a>-&gt;<a href='../Y/cols.html' title='Multiple used in 503 places.'>cols</a>)
<a id='L212' name='L212'></a> 212              || (<a href='../Y/r2.html' title='Multiple used in 12 places.'>r2</a>-&gt;<a href='../Y/y.html' title='Multiple used in 658 places.'>y</a> &gt;= <a href='../Y/r1.html' title='Multiple used in 21 places.'>r1</a>-&gt;<a href='../Y/y.html' title='Multiple used in 658 places.'>y</a> + <a href='../Y/r1.html' title='Multiple used in 21 places.'>r1</a>-&gt;<a href='../Y/lines.html' title='Multiple used in 415 places.'>lines</a>) || (<a href='../Y/r1.html' title='Multiple used in 21 places.'>r1</a>-&gt;<a href='../Y/y.html' title='Multiple used in 658 places.'>y</a> &gt;= <a href='../Y/r2.html' title='Multiple used in 12 places.'>r2</a>-&gt;<a href='../Y/y.html' title='Multiple used in 658 places.'>y</a> + <a href='../Y/r2.html' title='Multiple used in 12 places.'>r2</a>-&gt;<a href='../Y/lines.html' title='Multiple used in 415 places.'>lines</a>));
<a id='L213' name='L213'></a> 213 <em class='brace'>}</em>
<a id='L214' name='L214'></a> 214 
<a id='L215' name='L215'></a> 215 <em class='comment'>/* --------------------------------------------------------------------------------------------- */</em>
<a id='L216' name='L216'></a> 216 <em class='comment'>/**</em>
<a id='L217' name='L217'></a> 217 <em class='comment'>  * Check whether two rectangle areas are equal or not.</em>
<a id='L218' name='L218'></a> 218 <em class='comment'>  *</em>
<a id='L219' name='L219'></a> 219 <em class='comment'>  * @param r1 WRect object</em>
<a id='L220' name='L220'></a> 220 <em class='comment'>  * @param r2 WRect object</em>
<a id='L221' name='L221'></a> 221 <em class='comment'>  *</em>
<a id='L222' name='L222'></a> 222 <em class='comment'>  * @return TRUE if rectangle areas are equal, FALSE otherwise.</em>
<a id='L223' name='L223'></a> 223 <em class='comment'>  */</em>
<a id='L224' name='L224'></a> 224 
<a id='L225' name='L225'></a> 225 <a href='../Y/gboolean.html' title='Multiple used in 1757 places.'>gboolean</a>
<a id='L226' name='L226'></a> 226 <a href='../S/lib--widget--rect.h.html#L40' title='Referred from 40 in lib/widget/rect.h.'>rects_are_equal</a> (<strong class='reserved'>const</strong> <a href='../D/WRect.html' title='Multiple defined in 2 places.'>WRect</a> * <a href='../Y/r1.html' title='Multiple used in 21 places.'>r1</a>, <strong class='reserved'>const</strong> <a href='../D/WRect.html' title='Multiple defined in 2 places.'>WRect</a> * <a href='../Y/r2.html' title='Multiple used in 12 places.'>r2</a>)
     <em class='comment'>/* <a href='#L209'><img class='icon' src='../icons/left.png' alt='[previous]' /></a><img class='icon' src='../icons/n_right.png' alt='[next]' /><a href='#L62'><img class='icon' src='../icons/first.png' alt='[first]' /></a><img class='icon' src='../icons/n_last.png' alt='[last]' /><a href='#TOP'><img class='icon' src='../icons/top.png' alt='[top]' /></a><a href='#BOTTOM'><img class='icon' src='../icons/bottom.png' alt='[bottom]' /></a><a href='../mains.html'><img class='icon' src='../icons/index.png' alt='[index]' /></a><a href='../help.html'><img class='icon' src='../icons/help.png' alt='[help]' /></a>&nbsp;<input type='text' readonly onfocus='this.select();' value='+226 lib/widget/rect.c'  /> */</em>
<a id='L227' name='L227'></a> 227 <em class='brace'>{</em>
<a id='L228' name='L228'></a> 228     <strong class='reserved'>return</strong> (<a href='../Y/r1.html' title='Multiple used in 21 places.'>r1</a>-&gt;<a href='../Y/y.html' title='Multiple used in 658 places.'>y</a> == <a href='../Y/r2.html' title='Multiple used in 12 places.'>r2</a>-&gt;<a href='../Y/y.html' title='Multiple used in 658 places.'>y</a> &amp;&amp; <a href='../Y/r1.html' title='Multiple used in 21 places.'>r1</a>-&gt;<a href='../Y/x.html' title='Multiple used in 769 places.'>x</a> == <a href='../Y/r2.html' title='Multiple used in 12 places.'>r2</a>-&gt;<a href='../Y/x.html' title='Multiple used in 769 places.'>x</a> &amp;&amp; <a href='../Y/r1.html' title='Multiple used in 21 places.'>r1</a>-&gt;<a href='../Y/lines.html' title='Multiple used in 415 places.'>lines</a> == <a href='../Y/r2.html' title='Multiple used in 12 places.'>r2</a>-&gt;<a href='../Y/lines.html' title='Multiple used in 415 places.'>lines</a> &amp;&amp; <a href='../Y/r1.html' title='Multiple used in 21 places.'>r1</a>-&gt;<a href='../Y/cols.html' title='Multiple used in 503 places.'>cols</a> == <a href='../Y/r2.html' title='Multiple used in 12 places.'>r2</a>-&gt;<a href='../Y/cols.html' title='Multiple used in 503 places.'>cols</a>);
<a id='L229' name='L229'></a> 229 <em class='brace'>}</em>
<a id='L230' name='L230'></a> 230 
<a id='L231' name='L231'></a> 231 <em class='comment'>/* --------------------------------------------------------------------------------------------- */</em>
</pre>
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<em class='comment'>/* <img class='icon' src='../icons/n_left.png' alt='[previous]' /><img class='icon' src='../icons/n_right.png' alt='[next]' /><a href='#L62'><img class='icon' src='../icons/first.png' alt='[first]' /></a><a href='#L226'><img class='icon' src='../icons/last.png' alt='[last]' /></a><a href='#TOP'><img class='icon' src='../icons/top.png' alt='[top]' /></a><img class='icon' src='../icons/n_bottom.png' alt='[bottom]' /><a href='../mains.html'><img class='icon' src='../icons/index.png' alt='[index]' /></a><a href='../help.html'><img class='icon' src='../icons/help.png' alt='[help]' /></a>&nbsp;<input type='text' readonly onfocus='this.select();' value='+231 lib/widget/rect.c'  /> */</em>
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